Company lists · Data refreshed September 2026

Top 24 Hvac engineering firms based in Chicago, United States

Name: Hvac engineering firms based in Chicago, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 16, 2026 56 companies tracked

RevenueBase identified 56 company matches for hvac engineering firms associated with Chicago, United States as of September 2026 and tracks 1,126 professional contacts across them, including 372 with verified work emails. Across the United States, Houston is the largest hub for this category (203 companies); Chicago has 56.

This list covers company matches for hvac engineering firms associated with Chicago, United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 16, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 16, 2026 How this list was built

56Companies

1,126Contacts tracked

372Verified emails

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The 24 largest hvac engineering firms based in Chicago, United States

Ranked by team size

Top 24 of 56 company matches for hvac engineering firms based in Chicago, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 16, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	ESD NOW Stantec Consulting Services	Exact match	Chicago, IL, United StatesHQ recorded Sep 16, 2026	201-500	208 contacts →
	Exact match “A global company, ESD is a leader in Improving Society Through the Built Environment.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
2	Elara Engineering	Exact match	Chicago, IL, United StatesHQ recorded Sep 16, 2026	51-200	86 contacts →
	Exact match “Elara Engineering is a full-service Mechanical, Electrical, Plumbing, Fire Protection, and Information Technology (MEPFPIT) consulting engineering firm specializing in the…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
3	Environmental Design International INC	Exact match	Chicago, IL, United StatesHQ recorded Sep 16, 2026	51-200	68 contacts →
	Exact match “Clients can trust Environmental Design International inc.(EDI) to be responsive, demonstrate technical excellence, adhere to the demands of budgets and schedules, and offer…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
4	South Side Control Supply CO	Exact match	Chicago, IL, United StatesHQ recorded Sep 16, 2026	11-50	51 contacts →
	Exact match “Headquartered in Chicago with 11 locations, South Side Control Supply Co.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
5	Anchor Mechanical, INC	Exact match	Chicago, IL, United StatesHQ recorded Sep 16, 2026	501-1,000	41 contacts →
	Exact match “At Anchor Mechanical, we pride ourselves on delivering premier mechanical contracting services to our clients.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
6	Able Distributors	Exact match	Chicago, IL, United StatesHQ recorded Sep 16, 2026	11-50	38 contacts →
	Exact match “Able Distributors \| Chicagoland HVAC Supplier Able Distributors is a heating, venting, and cooling supplier serving the Greater Chicagoland HVAC contractor community.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
7	Mcguire Engineers	Exact match	Chicago, IL, United StatesHQ recorded Sep 16, 2026	11-50	35 contacts →
	Exact match “Founded in 1986 in Chicago, McGuire Engineers, Inc.(MEPC) has been providing engineering services to clients worldwide for over 30 years.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
8	Murphy & Miller, INC	Exact match	Chicago, IL, United StatesHQ recorded Sep 16, 2026	51-200	34 contacts →
	Exact match “For over 80 years, Murphy & Miller, Inc.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
9	Deljo Heating, Cooling & Plumbing	Exact match	Chicago, IL, United StatesHQ recorded Sep 16, 2026	51-200	25 contacts →
	Exact match “For over 100 years, our friends and neighbors have become accustomed to Deljo's high quality approach to servicing Chicagoland's heating, ventilation and air conditioning needs.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
10	WMA Consulting Engineers	Exact match	Chicago, IL, United StatesHQ recorded Sep 16, 2026	51-200	23 contacts →
	Exact match “At WMA Consulting Engineers, we believe that smart engineering leads to a better world.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
11	Callan Consulting Engineers, INC	Exact match	Chicago, IL, United StatesHQ recorded Sep 16, 2026	11-50	20 contacts →
	Exact match “Our Team, Your Building - It’s a Perfect Fit At Callan Consulting Engineers, we provide professional engineering guidance from project inception to post-occupancy, including…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
12	G&o Thermal Supply CO	Exact match	Chicago, IL, United StatesHQ recorded Sep 16, 2026	51-200	16 contacts →
	Exact match “G&O Thermal Supply Company was incorporated in the state of Illinois in 1968.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
13	Flame Furnace	Exact match	Chicago, IL, United StatesHQ recorded Sep 16, 2026	11-50	13 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
14	Elevate Consulting Engineers Pllc	Exact match	Chicago, IL, United StatesHQ recorded Sep 16, 2026	1-10	11 contacts →
	Exact match “We are hiring!” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
15	Unilux Suite Solutions	Exact match	Chicago, IL, United StatesHQ recorded Sep 16, 2026	11-50	6 contacts →
	Exact match “Unilux Suite Solutions was formed to provide a full turnkey solution for owners who have fan coils or heat pumps that are beyond their useful life.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
16	Yagla Engineering Services, INC	Exact match	Chicago, IL, United StatesHQ recorded Sep 16, 2026	11-50	4 contacts →
	Exact match “a full-service mechanical, electrical, and plumbing engineering firm” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
17	Five Star Hvac Services, INC	Exact match	Chicago, IL, United StatesHQ recorded Sep 16, 2026	11-50	3 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
18	Heatcool Service CO	Exact match	Chicago, IL, United StatesHQ recorded Sep 16, 2026	1-10	3 contacts →
	Exact match “Pleased and proud to serve Chicago for 58 years.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
19	Faith Heating & Cooling Chicago	Exact match	Chicago, IL, United StatesHQ recorded Sep 16, 2026	1-10	3 contacts →
	Exact match “We are a full service heating and air conditioning company servicing Chicago Illinois and surrounding area's with high quality, experienced HVAC services for furnace repair…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
20	Patrick Mechanical INC	Exact match	Chicago, IL, United StatesHQ recorded Sep 16, 2026	1-10	3 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
21	ECO Temp Hvac	Exact match	Chicago, IL, United StatesHQ recorded Sep 16, 2026	1-10	2 contacts →
	Exact match “Chicago, Lemont, St.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
22	JLR Designs	Exact match	Chicago, IL, United StatesHQ recorded Sep 16, 2026	1-10	1 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
23	BIN Physics	Exact match	Chicago, IL, United StatesHQ recorded Sep 16, 2026	1-10	1 contacts →
	Exact match “Our clients reduce their energy bills by 5-10% for low or NO cost!” BIN Physics is a leading mechanical engineering and energy efficiency firm, specializing in providing…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
24	Browns Heating & Cooling	Exact match	Chicago, IL, United StatesHQ recorded Sep 16, 2026	1-10	1 contacts →
	Exact match “Browns Heating & Cooling offers reliable heating and air conditioning services in Chicago and neighboring areas.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “hvac engineering firms”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 24 of 56 hvac engineering firms based in Chicago, United States

See the full list, filter by size, metro and specialty, and access 372 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Hvac engineering firms based in Chicago, United States at a glance

As of Sep 16, 2026

33.0%Verified-email coverage

20.1Average contacts per company

1-10Median size (employees)

Sep 16, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

Email recency for this list is measured across the whole United States list rather than for Chicago, so it is reported there. Company counts and contact totals on this page are exact for Chicago, over 56 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies: Company records associated with Chicago, United States whose business descriptions match “hvac engineering firms” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch: Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview: The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality: RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Every displayed company carries at least one verified work email. RevenueBase tracks 372 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh: This page's figures were pulled from the company graph on September 16, 2026. Lists refresh periodically as the graph is re-checked.
Record context: Company records and descriptions can change. Check the company's website for its current services and locations.

Hvac engineering firms by metro in the United States

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “hvac engineering firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many hvac engineering firms are there based in Chicago, United States?

RevenueBase identified 56 company matches for hvac engineering firms associated with Chicago, United States as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

ESD NOW Stantec Consulting Services tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city in the United States has the most hvac engineering firms?

Houston leads the United States with 203 company records, followed by New York (199) and San Antonio (95). Chicago has 56.

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 372 professional contacts with verified work emails tracked across these 56 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 16, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.